• leisesprecher@feddit.org
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      4 months ago

      Seriously though, what would happen? Oil is basically just for lubrication, right? Vegetable oil is obviously completely different from regular oil, but I don’t know, how and when it would cause problems.

      • Successful_Try543@feddit.org
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        4 months ago

        just for lubrication

        What you call as just, actually is a quite essential task.

        The vegetable oil would not cause instantaneous damage and is definitely better than no oil. However, as it does not fulfil the specified requirements of the engine and also ages faster, I don’t recommend driving the car for a much longer distance than to the next car workshop to do a complete oil change and service.

        • HikingVet@lemmy.ca
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          4 months ago

          To add: mixing in this oil is almost guaranteed to cause all the suspended shit in your oil to drop out. The viscosity of the oil when it is cold is lower than that of the engine oil when warm. Cooking oil burns at a fairly low temp. Like https://lemmy.ca/u/Successful_Try543@feddit.org said it would only really get you to the shop. Your rings would scrape, your bearings would be at a high risk of metal to metal contact, the quickened aging process would start right away and excess carbon would be a sudden issue. The engine would not be able to dispose of its heat very well, due to issues with the oil, and be at risk of overheating. Depending on how the cooling system is set up, it is at a higher risk of failure that would put water and oil into contact, which isn’t good. Also, it could cause varnishing in certain internal oil galleries, which would cause a series of issues and failures.

    • 𝕽𝖚𝖆𝖎𝖉𝖍𝖗𝖎𝖌𝖍
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      4 months ago

      But… it’ll most work, right?

      Hear me out: given a choice between running the engine completely dry of oil, and using vegetable oil, which would be worse?

      The vegetable oil is going to gum things up. I guess you’re looking at an engine replacement either way.

      • snooggums
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        4 months ago

        Hear me out: given a choice between running the engine completely dry of oil, and using vegetable oil, which would be worse?

        Given a choice between being impaled on a rusty fence and being shot, which would be worse?

        The vegetable oil is going to gum things up. I guess you’re looking at an engine replacement either way.

        Yup.

          • snooggums
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            4 months ago

            A lawnmower and a car use very different oils and running something for a short time is very different than under loads for extended periods of time.

            It is dumb to use cooking oils in a car engine.

        • 𝕽𝖚𝖆𝖎𝖉𝖍𝖗𝖎𝖌𝖍
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          4 months ago

          That’s freaking awesome! Looks like what she was doing wasn’t so silly after all!

          This one trick the Big Engine Oil companies don’t want you to know about!